Name: digital sound level meter

Description:  *This unit was designed according to following standards: ----A. International electrician committee standard: IEC PUB 651 TYPE2 *Microphone:1/2 inch polarization capacitance microphone*Overload indication: OVER / UNDER*Low battery indication                                                        

 *Power: 9V battery

Parameter:                                                                                                    

Measuring range:30 to 130dBA/35 to 130dBC;   Accuracy:2.0dB;                                                                                    

Frequency range:31.5Hz~8.5KHz;                                                                      

Resolution:0.1dB; Fast/Slow                                                                

weight selection: 2times/sec                                                      

Size:                                                                                                

52.5*133.5*35.5 mm